| 摘要 |
PURPOSE:To achieve a centralized back-up control of a work and assembly unit with a simple constitution. CONSTITUTION:Work and assembly units A, B, C,..., each comprising a cell, line, or plant, are provided with special devoted back-up terminals 21, 21, 21,..., commonly connected to devices and equipment in the respective work and assembly units. Each device and equipment in the work and assembly unit is connected to a common back-up power source unit 22 through the devoted back-up terminals 21, 21, 21,..., in order to control the devices and equipment in each work and assembly unit centralized. |
